Trimmer attachment



FIG. 1 is a perspective view of a trimmer attachment;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof with the opposite side being a mirror image; and,

FIG. 4 is a bottom plan view thereof.

The broken line showing of a portion of a trimmer and bolts is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a trimmer attachment, as shown. 